/*
===========================================================================
This source file is part of DyLab (Dynamic Laboratory)
For the latest info, see http://dylab-modules.googlecode.com

Copyright (c) 2006-2008 Lukas Krejci
(krejci.lukas@volny.cz)

This file is part of DyLab.

    DyLab is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    DyLab is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with DyLab.  If not, see <http://www.gnu.org/licenses/>.
===========================================================================
*/

#ifndef __dylab_SimObjHanger_h__
#define __dylab_SimObjHanger_h__

//===========================================================================================
#include <dylab/simulation/ComEventListener.h>
#include <dylab/simulation/Simulation.h>

//===========================================================================================
namespace dylab {

    /**
     *
     */
    class SimObjHanger 
        : public ComEventListener
    {
    public:
        static const String COMPONENT_NAME;

    private:
        Simulation * mSimulation;
        Vector3 mTargetPos;
        SimObject * mSourceSimObj;
        MassPoint::id_t mSourceMassPointId;
        real_t mForceRadius;
        real_t mForceCoeff;
        real_t mForceAttenuationExp;

    public:        
        SimObjHanger();        
        virtual ~SimObjHanger();
        
        virtual void initialize(Simulation * _simulation);   
		virtual void loadFromPropertyTree(const PropertyTree & _pt);
        virtual Simulation * getParentSimulation();
        virtual const Simulation * getParentSimulation() const;
        virtual void processEvent(const InputEvent & _inputEvent);        
        virtual void processEvent(const GfxEvent & _gfxEvent);
    };
}
//===========================================================================================
#endif // __dylab_SimObjHanger_h__